Vasilis Gkatzelis
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I am an associate professor of computer science at the College of Computing & Informatics of Drexel University
and a member of the Drexel EconCS research group. During the first half of 2024, I will be on sabbatical at Google Research.
Previous Appointments:
Education:
During my PhD I also had the opportunity to work as an intern for:
- Microsoft Research in Mountain View, CA
- HP Labs in Palo Alto, CA
- Google in New York, NY
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Recent Publications
- Learning-Augmented Metric Distortion via (p,q)-Veto Core (with B. Berger, M. Feldman, and X. Tan) EC 2024
- Online Mechanism Design with Predictions (with E. Balkanski, X. Tan, and C. Zhu) EC 2024
- Getting More by Knowing Less: Bayesian Incentive Compatible Mechanisms for Fair Division (with A. Psomas, X. Tan, and P. Verma) IJCAI 2024
- EFx Budget-Feasible Allocations with High Nash Welfare (with M. Garbea and X. Tan) ECAI 2023
- Best of Both Distortion Worlds (with M. Latifian and N. Shah) EC 2023
- Proportionally Fair Online Allocation of Public Goods with Predictions (with S. Banerjee, S. Hossain, B. Jin, E. Micha, and N. Shah) IJCAI 2023
- Optimal Data Acquisition with Privacy-Aware Agents (with R. Cummings, H. Elzayn, E. Pountourakis, and J. Ziani) SaTML 2023
- Strategyproof Scheduling with Predictions (with E. Balkanski and X. Tan) ITCS 2023
- Learning-Augmented Mechanism Design (with P. Agrawal, E. Balkanski, T. Ou, and X. Tan) EC 2022
- Bayesian and Randomized Clock Auctions (with M. Feldman, N. Gravin, and D. Schoepflin) EC 2022
- Improved Price of Anarchy via Predictions (with K. Kollias, A. Sgouritsa, and X. Tan) EC 2022
- Beyond Cake Cutting: Allocating Homogeneous Divisible Resources (with I. Caragiannis, A. Psomas, and D. Schoepflin) AAMAS 2022
- Optimal Deterministic Clock Auctions and Beyond (with G. Christodoulou and D. Schoepflin) at ITCS 2022
- Online Nash Social Welfare Maximization with Predictions (with S. Banerjee, A. Gorokh, and B. Jin) at SODA 2022
- Deterministic Budget-Feasible Clock Auctions (with E. Balkanski, P. Garimidi, D. Schoepflin, and X. Tan) at SODA 2022
- Prior-Free Clock Auctions for Bidders with Interdependent Values (with R. Patel, E. Pountourakis, and D. Schoepflin) at SAGT 2021
- Resource-Aware Cost-Sharing Mechanisms with Priors (with E. Pountourakis and A. Sgouritsa) at EC 2021
- PROPm Allocations of Indivisible Goods to Multiple Agents (with A. Baklanov, P. Garimidi, and D. Schoepflin) at IJCAI 2021
- Fair and Efficient Online Allocations with Normalized Valuations (with A. Psomas and X. Tan) at AAAI 2021
- Achieving Proportionality up to the Maximin Item with Indivisible Goods (with A. Baklanov, P. Garimidi, and D. Schoepflin) at AAAI 2021
- Resolving the Optimal Metric Distortion Conjecture (with D. Halpern and N. Shah) at FOCS 2020
- Resource-Aware Protocols for Network Cost-Sharing Games (with G. Christodoulou, A. Sgouritsa, and M. Latifian) at EC 2020
- A Truthful Cardinal Mechanism for One-Sided Matching (with R. Abebe, R. Cole, and J. Hartline) at SODA 2020
Service
Journal Editorial Boards:
- Games and Economic Behavior (GEB)
- ACM Transactions on Economics and Computation (TEAC)
Conference Program Committees:
- ACM-SIAM Symposium on Discrete Algorithms (SODA: 2022)
- ACM Conference on Economics & Computation (EC: 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015)
- Conference on Web and Internet Economics (WINE: 2023, 2021, 2020, 2019, 2018, 2017, 2016, 2015, 2014)
- Conference on Artificial Intelligence (AAAI: 2024, 2022, 2021, 2020, 2018, 2017)
- International Joint Conference on Artificial Intelligence (IJCAI: 2024, 2023, 2022, 2021, 2020, 2018, 2017, 2016)
- International World Wide Web Conference (WWW: 2019, 2018, 2017)
- International Symposium on Algorithmic Game Theory (SAGT: 2018)
- International Conference on Autonomous Agents & Multiagent Systems (AAMAS: 2017)
- AAAI/ACM Conference on Artificial Intelligence, Ethics, and Society (AEIS: 2019)
- Workshop on the Economics of Networks, Systems and Computation (NetEcon: 2019)
Teaching
- Drexel Computer Science Theory reading group
- CS621 "Approximation Algorithms" (Spring 2020)
- CS618 "Algorithmic Game Theory" (Spring 2019)
- CS457 "Data Structures and Algorithms I" (Fall 2016-2019)
- CS525 "Theory of Computation" (Spring 2018)
- CST680 "Economics and Computation" (Spring 2017)
PhD Students
NSF Funding (CCF-AF)
Contact
gkatz@drexel.edu
Tel: +1 (215) 895-5875
3675 Market Street, Office 1176
https://www.cs.drexel.edu/~gkatz/
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